Unique strings

Count the exact number of unique tokens as fast as possible.

Input

One token per line on STDIN:

JWXcKKaWzvFL5
Rof
3ztCpA
5wHcGN
*UiEMthaTS*g

Output

Print the exact count of unique tokens to STDOUT.

Constraints

Character set: 0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ@#%*
Maximum token length: 16
Approximately 1,000,000 unique tokens

Restrictions:20s512Mb 1 Score Packages

Feel free to create an issue if you need an extra library from the standard Ubuntu repository.

Name	Version	Description
libc6-dev	2.39-0ubuntu8.7	GNU C Library: Development Libraries and Header Files Contains the symlinks, headers, and object files needed to compile and link programs which use the standard C library.
libclang-common-14-dev	1:14.0.6-19build4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-15-dev	1:15.0.7-14build3	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-16-dev	1:16.0.6-23ubuntu4	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-17-dev	1:17.0.6-9ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-18-dev	1:18.1.3-1ubuntu1	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-19-dev	1:19.1.1-1ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libclang-common-20-dev	1:20.1.2-0ubuntu1~24.04.2	Clang library - Common development package Clang project is a C, C++, Objective C and Objective C++ front-end based on the LLVM compiler. Its goal is to offer a replacement to the GNU Compiler Collection (GCC). . Clang implements all of the ISO C++ 1998, 11, 14 and 17 standards and also provides most of the support of C++20. . This package contains the Clang generic headers.
libcrypt-dev	1:4.4.36-4build1	libcrypt development files This package contains the files needed for developing applications that use libcrypt.
libgcc-10-dev	10.5.0-4ubuntu2.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-11-dev	11.5.0-1ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-12-dev	12.4.0-2ubuntu1~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-13-dev	13.3.0-6ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libgcc-14-dev	14.2.0-4ubuntu2~24.04.1	GCC support library (development files) This package contains the headers and static library files necessary for building C programs which use libgcc, libgomp, libquadmath, libssp or libitm.
libobjc-13-dev	13.3.0-6ubuntu2~24.04.1	Runtime library for GNU Objective-C applications (development files) This package contains the headers and static library files needed to build GNU ObjC applications.
libssl-dev	3.0.13-0ubuntu3.9	Secure Sockets Layer toolkit - development files This package is part of the OpenSSL project's implementation of the SSL and TLS cryptographic protocols for secure communication over the Internet. . It contains development libraries, header files, and manpages for libssl and libcrypto.
libstdc++-10-dev	10.5.0-4ubuntu2.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-11-dev	11.5.0-1ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-12-dev	12.4.0-2ubuntu1~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-13-dev	13.3.0-6ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libstdc++-14-dev	14.2.0-4ubuntu2~24.04.1	GNU Standard C++ Library v3 (development files) This package contains the headers and static library files necessary for building C++ programs which use libstdc++. . libstdc++-v3 is a complete rewrite from the previous libstdc++-v2, which was included up to g++-2.95. The first version of libstdc++-v3 appeared in g++-3.0.
libtbb-dev	2021.11.0-2ubuntu2	parallelism library for C++ - development files TBB is a library that helps you leverage multi-core processor performance without having to be a threading expert. It represents a higher-level, task-based parallelism that abstracts platform details and threading mechanism for performance and scalability. . (Note: if you are a user of the i386 architecture, i.e., 32-bit Intel or compatible hardware, this package only supports Pentium4-compatible and higher processors.) . This package includes the TBB development files.

Date	Author	Language	Status	Score
Aug 20, 2022 05:06	Bernard Teo	CPPg++9.3.0	Error
Aug 20, 2022 05:05	Bernard Teo	CPPg++9.3.0	Error
Aug 20, 2022 05:03	Bernard Teo	CPPg++9.3.0	Error
Aug 20, 2022 05:00	Bernard Teo	CPPg++9.3.0	Error
Aug 20, 2022 04:43	Bernard Teo	CPPg++9.3.0	Error
Aug 15, 2022 00:00	Yuriy Lyfenko	CPPg++9.3.0	Success	11,420
Aug 14, 2022 05:52	Yuriy Lyfenko	CPPg++9.3.0	Success	11,959
Aug 14, 2022 05:50	Yuriy Lyfenko	CPPg++9.3.0	Success	12,003
Aug 14, 2022 05:44	Yuriy Lyfenko	CPPg++9.3.0	Success	11,460
Aug 14, 2022 05:42	Yuriy Lyfenko	CPPg++9.3.0	Success	11,415
Aug 14, 2022 05:39	Yuriy Lyfenko	CPPg++9.3.0	Success	11,379
Aug 14, 2022 05:38	Yuriy Lyfenko	CPPg++9.3.0	Success	11,430
Aug 14, 2022 03:29	Yuriy Lyfenko	CPPg++9.3.0	Success	11,335
Aug 14, 2022 03:14	Yuriy Lyfenko	CPPg++9.3.0	Success	11,350
Aug 14, 2022 03:13	Yuriy Lyfenko	CPPg++9.3.0	Success	11,396
Aug 14, 2022 03:12	Yuriy Lyfenko	CPPg++9.3.0	Success	11,311
Aug 14, 2022 03:11	Yuriy Lyfenko	CPPg++9.3.0	Error
Aug 14, 2022 03:09	Yuriy Lyfenko	CPPg++9.3.0	Success	11,581
Aug 14, 2022 03:08	Yuriy Lyfenko	CPPg++9.3.0	Success	12,862
Aug 14, 2022 03:08	Yuriy Lyfenko	CPPg++9.3.0	Success	11,409
Aug 14, 2022 03:07	Yuriy Lyfenko	CPPg++9.3.0	Success	11,350
Aug 14, 2022 03:03	Yuriy Lyfenko	CPPg++9.3.0	Success	11,409
Aug 14, 2022 03:02	Yuriy Lyfenko	CPPg++9.3.0	Error
Aug 14, 2022 03:01	Yuriy Lyfenko	CPPg++9.3.0	Error
Aug 14, 2022 03:00	Yuriy Lyfenko	CPPg++9.3.0	Error
Aug 14, 2022 03:00	Yuriy Lyfenko	CPPg++9.3.0	Error
Aug 14, 2022 02:59	Yuriy Lyfenko	CPPg++9.3.0	Error
Aug 14, 2022 02:58	Yuriy Lyfenko	CPPg++9.3.0	Error
Aug 13, 2022 06:38	Yuriy Lyfenko	CPPg++9.3.0	Success	24,492
Aug 13, 2022 06:05	Bernard Teo	CPPg++9.3.0	Success	465,359
Aug 13, 2022 06:04	Bernard Teo	CPPg++9.3.0	Success	462,394+21.63 RP
Aug 9, 2022 19:52	Edoardo Annunziata	CPPg++9.3.0	Success	267,341+0.56 RP
Aug 9, 2022 19:48	Edoardo Annunziata	CPPclang++10.0.0	Success	271,381+15.33 RP
Aug 9, 2022 19:41	Edoardo Annunziata	CPPclang++10.0.0	Error
Aug 9, 2022 19:28	Edoardo Annunziata	CPPg++9.3.0	Error
Aug 9, 2022 19:22	Edoardo Annunziata	CPPg++9.3.0	Error
Aug 9, 2022 19:16	Edoardo Annunziata	CPPg++9.3.0	Error
Aug 9, 2022 18:04	Edoardo Annunziata	CPPg++9.3.0	Error
Aug 9, 2022 17:59	Edoardo Annunziata	CPPg++9.3.0	Error
Aug 9, 2022 17:53	Edoardo Annunziata	CPPg++9.3.0	Error
Aug 9, 2022 17:13	Edoardo Annunziata	CPPg++9.3.0	Success	464,655+21.52 RP
Aug 8, 2022 21:49	deniskolsanov	RUSTrust-1.62.0	Error
Aug 6, 2022 09:38	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 13:37	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 13:35	Eugene Zhydzetski	GOgo1.19	Success	38,244
Aug 5, 2022 13:32	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 13:31	Eugene Zhydzetski	GOgo1.19	Success	37,606+95.34 RP
Aug 5, 2022 13:28	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 13:24	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 13:21	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 13:18	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 13:09	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 13:03	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 12:57	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 11:20	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 10:51	Eugene Zhydzetski	GOgo1.19	Success	107,745
Aug 5, 2022 10:40	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 10:39	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 10:37	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 10:36	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 10:35	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 10:33	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 10:28	Eugene Zhydzetski	GOgo1.19	Success	108,441
Aug 5, 2022 09:56	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 09:48	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 09:36	Eugene Zhydzetski	GOgo1.19	Success	108,415
Aug 5, 2022 09:35	Eugene Zhydzetski	GOgo1.19	Success	93,805
Aug 5, 2022 09:33	Eugene Zhydzetski	GOgo1.19	Success	96,476
Aug 5, 2022 09:18	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 08:33	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 08:31	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 08:08	Eugene Zhydzetski	GOgo1.19	Error
Aug 5, 2022 08:06	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 22:43	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 22:38	Eugene Zhydzetski	GOgo1.19	Success	58,626+7.00 RP
Aug 4, 2022 22:35	Eugene Zhydzetski	GOgo1.19	Success	61,133+18.01 RP
Aug 4, 2022 22:26	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 22:23	Eugene Zhydzetski	GOgo1.19	Success	86,980
Aug 4, 2022 22:22	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 22:19	Eugene Zhydzetski	GOgo1.19	Success	68,698+1.58 RP
Aug 4, 2022 22:16	Eugene Zhydzetski	GOgo1.19	Success	69,450+4.88 RP
Aug 4, 2022 22:08	Eugene Zhydzetski	GOgo1.19	Success	71,887+1.46 RP
Aug 4, 2022 22:07	Eugene Zhydzetski	GOgo1.19	Success	72,650+34.42 RP
Aug 4, 2022 21:31	Eugene Zhydzetski	GOgo1.19	Success	106,944
Aug 4, 2022 21:11	Eugene Zhydzetski	GOgo1.19	Success	98,912
Aug 4, 2022 21:10	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 21:03	Eugene Zhydzetski	GOgo1.19	Success	113,494
Aug 4, 2022 21:01	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 20:27	Eugene Zhydzetski	GOgo1.19	Success	97,246
Aug 4, 2022 20:10	Eugene Zhydzetski	GOgo1.19	Success	97,711
Aug 4, 2022 19:20	Eugene Zhydzetski	GOgo1.19	Success	97,181
Aug 4, 2022 18:24	Eugene Zhydzetski	GOgo1.19	Success	97,349
Aug 4, 2022 15:12	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 15:11	Eugene Zhydzetski	GOgo1.19	Success	98,598
Aug 4, 2022 15:10	Eugene Zhydzetski	GOgo1.19	Success	97,237
Aug 4, 2022 15:09	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 15:07	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 15:06	Eugene Zhydzetski	GOgo1.19	Error
Aug 4, 2022 15:04	Eugene Zhydzetski	GOgo1.19	Success	115,419
Aug 4, 2022 15:03	Eugene Zhydzetski	GOgo1.19	Success	115,387

Model	Intel(R) Xeon(R) CPU E3-1271 v3 @ 3.60GHz
Cores	1